Light neutral filter
An item having two plane-parallel surfaces and used in the telescopic system of an optical instrument to modify the density or spectral intensity of light by absorption. Several filters having varied characteristics are usually mounted in such a manner that any selected filter may be moved in or out of the optical axis as light conditions warrant. Excludes window, optical instrument.
Classification: Military equipments not identified by kind
NSN 5915-00-223-5308
NSN 6105-01-634-0322
NSN 5996-01-175-7319
NSN 6650-01-063-9655
NSN 5935-01-219-3007
NSN 7035-00-849-5526
NSN 5920-01-631-6988
NSN 5999-01-415-1215
NSN 5999-01-199-7044
NSN 5920-01-525-7688
NSN 5915-00-514-2098
NSN 5935-01-597-1428